This is a testing site only. See the live Public Lab site here »
| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| danbeavers | "I noticed the same problem that jiteovien noticed but my solution was to use a popsicle stick under the Coroplast and placing the rubber band over ..." | Read more » | over 4 years ago | |||
| danbeavers | "By the tube, I assume you mean the manometer. The most accurate way to accomplish this would be to make a scale that is calibrated to your setup a..." | Read more » | over 5 years ago | |||
| danbeavers | "In electrical terms this is analogous to measuring the voltage across a resistor to determine current where the pressure is voltage and the needle ..." | Read more » | over 5 years ago | |||
| danbeavers | "Go here to see the results from experimentation. " | Read more » | over 5 years ago | |||
| danbeavers | "Perhaps a better analogy would be a survey rod. It is designed to be read under poor conditions. Perhaps there is some other scale that is easily..." | Read more » | about 6 years ago | |||
| danbeavers | "I think this is great! I hope H2S can be a project also. " | Read more » | over 6 years ago | |||
| danbeavers | "The screw valve should BE a needle valve. I suggest a needle valve so that there is a large range of flow control. Most other valves are mainly o..." | Read more » | almost 7 years ago | |||
| danbeavers | "The surface mount connector has plastic pins protruding on the bottom to help with mechanical rigidity. SMconnectorF.pdf Click on the box in the..." | Read more » | over 7 years ago | |||
| danbeavers | "Perhaps there is a need for scaling options of the y axis. Perhaps it would be useful to turn off 2 or 1 color channels and scale the result appro..." | Read more » | over 7 years ago | |||
| danbeavers | "http://wgno.com/2015/11/24/naval-unmanned-underwater-program-operates-from-stennis/ has a little information on where I was working with underwate..." | Read more » | over 7 years ago | |||
| danbeavers | "I really like the idea of iterating over the process in an orderly fashion. " | Read more » | over 7 years ago | |||
| danbeavers | "The cotton balls that I have do not have brighteners. I checked with my UV laser. I was wondering if they have the same absorption characteristic..." | Read more » | over 7 years ago | |||
| danbeavers | "I wonder if just plain cotton balls would work just as well? " | Read more » | over 7 years ago | |||
| danbeavers | "I agree with @kile and I am amazed that you could patch the balloon and then inflate it with the patches still holding. " | Read more » | over 7 years ago | |||
| danbeavers | "That is fairly cheap and apparently readily available. I would think that 3D printing the corner transitions would be the best thing. It would e..." | Read more » | over 7 years ago | |||
| danbeavers | "What is the source for the HEPA filter? Isn't that an expensive item? " | Read more » | over 7 years ago | |||
| danbeavers | "I am a little confused as to when you used a kite and when you used the balloon. What sort of kite did you use? Could you provide a picture of th..." | Read more » | over 7 years ago | |||
| danbeavers | "I do believe @pinpointmapping has the right idea. Unfortunately Pix4D software is orders of magnitude more expensive than $100 even if you go with..." | Read more » | over 7 years ago | |||
| danbeavers | "@Mathew I like! " | Read more » | over 7 years ago | |||
| danbeavers | "Great, I doubt you will be going below 10m so ignore my comments. The http://waihinga.ac.nz site has lots of good info that I did not look for bef..." | Read more » | over 7 years ago | |||
| danbeavers | "I think you miss my point. I believe that if you take the sensor very deep that the waterproofing will fail due to the increased pressure. The ad..." | Read more » | over 7 years ago | |||
| danbeavers | "Do you know how deep you can take the "waterproof" DS18B20 temp sensor? It may be just designed to take it as deep as the cable is long. Yes, it ..." | Read more » | over 7 years ago | |||
| danbeavers | "Perhaps then you need to adjust the center of gravity. When it is just floating is it right side up and are the wings horizontal? i think I would..." | Read more » | over 7 years ago | |||
| danbeavers | "I would be real careful about changing the buoyancy. Get ALL of the bubbles out of the system. The sign board should not have bubbles. Are there..." | Read more » | over 7 years ago |